DERM TERMS Flashcards

1
Q

first to appear and most characteristic lesion to help classify disease?

A

primary lesions

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2
Q

these lesions evolve over time into secondary lesions?

A

primary skin

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3
Q

skin lesions are characterized by how they are grouped into distinctive _____?

A

configurations

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4
Q

name this grouping or config of lesions:

arranged in a circle or ring shape

A

annular

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5
Q

name this grouping or config of lesions:

arranged in arcs or portions of a circle

A

arciform

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6
Q

name this grouping or config of lesions:

intersecting arcs and circles

A

polycyclic

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7
Q

name this grouping or config of lesions:

lesions occur in wavy lines, creeping

cutaneous larvae migrans

A

serpiginous

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8
Q

name this grouping or config of lesions:

bull’s eye pattern, encircled round spot like a:

target lesion of erythema multiforme

A

iris grouping

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9
Q

name this grouping or config of lesions:

lesions in broad bands following dermatome

herpes zoster or shingles

A

zosteriform grouping

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10
Q

name this grouping or config of lesions:

lymphangitis, contact dermatitis due to poison ivy, shin excoriations from itching xerotic skin

A

linear grouping

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11
Q

these lesions are from criss cross patterns forming a network

erythema ab igne on shins
levido reticularis
x-ray dermatitis

A

retiform grouping

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12
Q

groups of lesions without any distinct patterns

irregular collections of individuals lesions

urticaria, insect bites, chicken pox

A

irregular grouping

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13
Q

define ulcer

A

depressed area of the skin with loss of the superficial layers due to a destructive process

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14
Q

define scars

A

fibrous connective tissue with loss of normal elastic fibers

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15
Q

define keloids

A

extend beyond the area of original injury

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16
Q

define atrophy

A

depression in contour of skin

thinning of skin

loss of subcutaneous skin fat in chronic peripheral arterial

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17
Q

define lichenification

A

thickened skin from scratching or rubbing

hypo pigmentation

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18
Q

define telangectasia

A

harmless dilated torturous superficial capillaries

spider veins

familial

triggered in pregnancy

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19
Q

name this skin pigmentation:

shades the skin from uv light damage

A

melanin

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20
Q

name this skin pigmentation:

oxidized hemoglobin iron that stains the skin brown

A

hemosiderin

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21
Q

name this skin pigmentation:

stains the skin yellow if there is dietary excess

A

carotene

22
Q

name this skin pigmentation:

stains the skin yellow as in jaundice of the hepatobiliary diseases

A

bile

23
Q

name this skin pigmentation:

these pigments occasionally stain the apocrine sweat

A

blood pigments

24
Q

this is an in-vitro noninvasive diagnostic technique that magnifies the skin in such a way that color and subsurface structure in the epidermis, demo-epidermal junction and papillary dermis becomes visible?

A

dermoscopy

25
Q

what is this traffic assessment?

arrange for biopsy

A

high risk lesion

26
Q

what is this traffic assessment?

monitor or refer

A

moderate risk lesion

27
Q

what is this traffic assessment?

reassure patient and monitor

A

low risk lesion

28
Q

name this part of the dermoscopy 3 point checklist?

asymmetry of color and structure in one or two perpendicular axes

A

asymmetry

29
Q

name this part of the dermoscopy 3 point checklist?

pigment network with irregular holes and thick lines

A

atypical network

30
Q

name this part of the dermoscopy 3 point checklist?

any type of blue/white color

A

blue white structures

31
Q

using a clear plastic or glass slide check for blanching of a skin lesion?

the blanching generally suggests

A

diascopy

vascular lesion like telangectasia

or

pigmented lesions

32
Q

this is a sign in which the blister margin spreads with finger pressure, extends the bullae, physically demonstrates lack of normal epidermal cell adhesion

A

nikolsky’s sign

33
Q

this sign indicates the appearance of pinpoint bleeding upon forcible removal of a. scale of psoriasis

occurs in conditions where the dermal papillae are elongated and fragile

*pinpoint bleeding upon paring of a hyperkeratotic plaques suggest a?

A

auspitz’s sign of psoriasis

verrucae

34
Q

this reaction occurs when physical injury on previously normal skin area triggers a new lesion?

A

koebner’s phenomena isomorphic reaction

35
Q

under woods light examination, erythrasma illuminates?

A

coral red

36
Q

under woods light examination, pseudomonas glows?

A

white to yellow, green pus

37
Q

under woods light examination, urine in porphyria glows?

A

orange to pink

38
Q

under woods light examination, microsporum glows?

A

yellow green in tinea capitis

39
Q

under woods light examination, trichophyton glows?

A

they do not glow

40
Q

giemsa stained smear of blister base scrapping?

A

Tzanck smear

herpes simplex

41
Q

normal day temp?

normal night temp?

A

30 degree Celsius or 86 degree Fahrenheit

34 degree Celsius or 93.2 degree Fahrenheit

42
Q

extensive irreversible death of tissue?

A

gangrene and generally due to loss of vascularity

secondary bacterial infection and putrefaction is called wet gangrene

43
Q

excess terminal hair growth in areas of the body that are not androgen sensitive

generalized in testicular tumors

A

hypertrichosis

44
Q

excess body or facial fair in women in androgen sensitive areas

A

hirsutism

45
Q

name this alopecia:

autoimmune mediated hair loss disease that progressively attacks hair follicles

progress to alopecia universalis

A

alopecia areata

46
Q

name this alopecia

autosomal dominant

male pattern baldness, receding hair line and top of head hair loss

A

androgen alopecia

47
Q

what is atopy?

A

without apparent cause

48
Q

abnormal dryness of skin, very common?

A

xerosis

49
Q

any of several generalized skin disorders due to a genetically caused molecular defect in keratinization process resulting in retention of keratinocytes rather than normal desquamation

cracks in skin
rare

A

ichthyosis

50
Q

name this reaction

secondary skin eruption

hypersensitive to a dermatophyte fungal antigen

acute inflammatory vesicular tinea pedis

cross reaction

A

dermatophytid reaction